(19)

(11)

EP 0 889 739 A1

(12)

(43) Date of publication: 13.01.1999 Bulletin 1999/02 (21) Application number: 97902912.0 (22) Date of filing: 10.01.1997

(51) International Patent Classification (IPC):  A61K 51/ 00( . ) A61K 51/ 12( . ) (86) International application number: PCT/US1997/000486 (87) International publication number: WO 1997/035622 (02.10.1997 Gazette 1997/42)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 25.03.1996 US 19960619140 (71) Applicant: Meretek Diagnostics Houston, TX 77030 (US)	(72) Inventor: KLEIN, Peter, D. Houston, TX 77025 (US) (74) Representative: Smith, Norman Ian, et al  fJ CLEVELAND 40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)